メタデータ名 G20564037083
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8437500 43.2250000, 141.8500000 43.2250000, 141.8500000 43.2291667, 141.8437500 43.2291667, 141.8437500 43.2250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral